From: "Suzuki K. Poulose"
At the moment, we only support maximum of 3-level page table for
swapper. With 48bit VA, 64K has only 3 levels and 4K uses section
mapping. Add support for 4-level page table for swapper, needed
by 16K pages.
Cc: Ard Biesheuvel
Cc: Mark Rutland
Cc: Catalin Marinas
From: "Suzuki K. Poulose"
At the moment, we only support maximum of 3-level page table for
swapper. With 48bit VA, 64K has only 3 levels and 4K uses section
mapping. Add support for 4-level page table for swapper, needed
by 16K pages.
Cc: Ard Biesheuvel
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